train
ememrald only and you have to beat the pokemon elite four and pokemon champion first
it is a random encounter after you beat the champion and the elite four, latios could appear anywhere
The elite four will be at the Pokemon league.
Emerald: He is the champion of the Elite Four; Juan is the Sootopolis gym leader. Sapphire/Ruby: He is the gym leader of Sootopolis.
Celebrate.
The Pokemon League
In Pokemon Ruby and Sapphire Rayquaza can be found at the top of the Sky Pillar on Route 131 after defeating the Elite Four and the Champion. In Pokemon Emerald you can enter and catch Rayquaza before defeating the Elite Four during a story event.
DANCE
yes swarpert is a greatest Pokemon to defeat elite four
Sydney (dark type pokemon), Phoebe (ghost type pokemon),Glacia (ice type pokemon), Drake (dragon type pokemon), and Steven is the Champion (steel type pokemon).
you can get high level Pokemon they are gonna be dragon Pokemon ice and water ghost dark champion steven with steel tipe Pokemon so il recoment fire Pokemon
I'm sorry to say it, but "that guy" is not a Pokemon. He is, however, the leader of the Sootopolis Gym. In Ruby and Sapphire, he was Wallace. But in Pokemon Emerald, he became Juan. Wallace then became the Elite Four Champion.